psiloceras caloceras johnstoni

588

Psiloceras (Caloceras) johnstoni

NHMUK PI OR 67976, Psiloceras (Caloceras) johnstoni. THis specimen shows compressed preservation of the original aragonitic shell. Found in Watchet, Somerset is it Hettangian in age, this is the very earliest lower Lias (Early Jurassic) it is from the Planorbis ammonite zone. This specimen is from the Etheridge collection.

NHMUK PI OR 67976, Psiloceras (Caloceras) johnstoni. THis specimen shows compressed preservation of the original aragonitic shell. Found in Watchet, Somerset is it Hettangian in age, this is the very earliest lower Lias (Early Jurassic) it is from the Planorbis ammonite zone. This specimen is from the Etheridge collection.

f98fdbb46eb197169da80e5c02514ff94c9c91fa

30-03-2016